Day by day, social media micro-blogs becomes the best platform for the user to express their views and opinions in-front of the people about different types of product, services, people, etc. These social media micro-blogs like twitter becomes the biggest source of information and knowledge. Now days, lot of manufactures take a poll of public on micro-blogs about their new upcoming product to judge and to analyze their reactions for knowing the sense of their sentiments about those products.
In this article, we have discussed sentimental analysis system where we have analyzed product comment’s hidden sentiments to improve the product ratings. This system module has adapted sentimental analysis methodology to obtain desired functionality. This system is an e-commerce based web application, in which the person who is registered in the system, will analyze the product and its features and will represent comments about that product. This system is used to analyze the database comments given by various users so that it will increase the rank of product.
In this article, we have spotted most crucial and important agenda which is Security Access Control System. Here, we explain about RFID card based security access control system. This system is made up of biometric, GSM and RFID technology to satisfy our system needs. We have developed security access control system for organizations like hostels or banks. We can install RFID card reader at the entrance of organizations like hostels or banks.